From long-expected new products like the Samsung Galaxy S6 and HTC One M9 to surprises like the Huawei Watch and HTC Vive, here's everything you missed on the day before the Mobile World Congress officially opened.

A BlackBerry spokesperson informed CNET that the BlackBerry OS 10.1 update was pushed out to Z10 owners on AT&T in error Friday morning. The headline and content of this story have been updated to reflect this news.